[At-Large] Cut 1 host from net - 2/3 reduction in spam worldwide

[Alan Greenberg]

For those who may not have seen the reports, yesterday one web 
hosting service in California was largely cut off, resulting in an 
apparent 2/3 reduction in spam worldwide. No doubt they will relocate 
elsewhere quickly, but it is impressive nonetheless.

http://voices.washingtonpost.com/securityfix/2008/11/spam_volumes_drop_by_23_after.html

or do a Google News search for "McColo".

Alan